阅读说明：本技术 一种桁架板浇筑砼上拉软支撑施工装置及其施工方法 (Truss plate pouring concrete upward-pulling soft support construction device and construction method thereof ) 是由 罗佩峰 董震 徐福昌 杨栋 贺树阳 于 2021-07-20 设计创作，主要内容包括：本发明公开一种桁架板浇筑砼上拉软支撑施工装置及其施工方法,包括铺设后的相互对应的上桁架板、下桁架板,所述上桁架板下部支撑有若干结构梁一,所述下桁架板下部连接有若干结构梁二,所述结构梁一上通过夹具连接有钢丝绳,所述钢丝绳的下部通过花篮螺栓与下桁架板上的拉钩连接,所述钢丝绳拉紧后用于拉紧下桁架板以达到支撑混凝土浇筑荷载的作用,节约成本,能够在装配式楼板领域应用广泛,采用上拉软支撑代替板下传统支撑方式,施工安全可靠,该装置适用于各楼层大跨度桁架板支撑,对高支模区域应用效益更为显著,避免搭设高支模,节省人力财力。(The invention discloses a truss plate pouring concrete pull-up soft support construction device and a construction method thereof, wherein the truss plate pouring concrete pull-up soft support construction device comprises an upper truss plate and a lower truss plate which correspond to each other after being laid, a plurality of first structural beams are supported at the lower part of the upper truss plate, a plurality of second structural beams are connected at the lower part of the lower truss plate, a steel wire rope is connected to the first structural beams through a clamp, the lower part of the steel wire rope is connected with a drag hook on the lower truss plate through a turnbuckle, the steel wire rope is used for tensioning the lower truss plate after being tensioned so as to achieve the effect of supporting concrete pouring load, the cost is saved, the pull-up soft support can be widely applied to the field of fabricated floors, the construction is safe and reliable by adopting the pull-up soft support to replace the traditional support mode under the plate, the device is suitable for supporting large-span truss plates of each floor, the application benefit is more remarkable for high formwork areas, high formwork erection is avoided, and the manpower and the financial resources are saved.)

1. The utility model provides a truss plate pours concrete and draws soft construction equipment that supports, its characterized in that, including last truss plate (1), lower truss plate (2) of mutual correspondence after laying, it has a plurality of structure roof beams (3) to go up truss plate (1) sub-unit connection, truss plate (2) sub-unit connection has a plurality of structure roof beams two (4) down, be connected with wire rope (5) through anchor clamps on structure roof beam (3), the lower part of wire rope (5) is passed through basket bolts (6) and is connected with drag hook (7) on truss plate (2) down, after wire rope (5) are taut, be used for under the take-up truss plate (2) in order to reach the effect of supporting concrete placement load.

2. The truss plate pouring concrete up-pulling soft support construction device as claimed in claim 1, wherein a connection point of the steel wire rope (5) and the first structural beam (3) forms a first tensioning node, a connection point of the turn buckle (6) and the upper draw hook (7) of the lower truss plate (2) forms a second tensioning node, a connection point of the steel wire rope (5) and the turn buckle (6) forms a third tensioning node, the turn buckle (6) is tightened, and the first tensioning node, the second tensioning node and the third tensioning node are stressed together.

3. The truss plate casting concrete up-pulling soft-support construction device as claimed in claim 2, wherein the arrangement of the second tensioning node is calculated according to the truss plate material performance and the plate span design.

4. The truss plate pouring concrete up-pulling soft support construction device as claimed in claim 1, wherein the clamp is clamped on the lower flange of the first structural beam (3) by using a bolt, and the steel wire rope (5) is connected with the clamp by a rope clamping machine.

5. The truss plate pouring concrete pull-up soft support construction device as claimed in claim 1, wherein the steel wire rope (5) passes through a pull-up node of the turn buckle (6), and the steel wire rope (5) is fixed by using a rope clip.

6. The truss plate pouring concrete upward pulling soft supporting construction device as claimed in claim 1, wherein the draw hook (7) is pulled at the supporting arrangement point of the lower truss plate (2), and the downward pulling joint point of the turn buckle (6) is connected with the draw hook (7).

7. A truss plate pouring concrete upward-pulling soft support construction method is characterized by comprising the following steps:

the first step is as follows: calculating support points and arrangement according to the material performance of the truss plate and the plate span design;

the second step is that: processing or purchasing a lower drag hook, an upper clamp, a turn buckle, a steel wire rope and a matched rope clamp;

the third step: the upper node clamp is fastened on the lower flange of the steel beam by using a bolt, and the steel wire rope is connected with the clamp through a lock catch of the rope clamp;

the fourth step: the steel wire rope is sleeved on a turnbuckle upper pulling node, and a rope clamp is used for fixing the steel wire rope;

the fifth step: pulling the support arrangement points by using a pull hook, and connecting the pull-down node of the turn buckle with the pull hook;

and a sixth step: fastening the turn buckle to make the steel wire rope in a tension state;

the seventh step: and after the concrete is poured and the formwork stripping condition is met, loosening the turn buckle, dismounting the turn buckle to be connected with the drag hook, loosening the upper clamp bolt, circularly using the loosened lower clamp bolt, cutting off the lower drag hook by gas cutting, and finishing the floor slab.

Technical Field

The invention relates to the technical field of building construction, in particular to a truss plate pouring concrete upward-pulling soft support construction device and a construction method thereof.

Background

Along with assembled structure construction technology development, assembled floor form is diversified, wherein the truss plate has effectually increased the rigidity of board, uses extensively, and the application advantage of large-span board is more obvious, not only lays efficiently, and does benefit to the building space and arranges. The support mode in the large-span board work progress is bottom sprag at present, and is higher to superelevation formwork cost expense, and construction cycle is slow, and the security is difficult for guaranteeing.

Disclosure of Invention

In order to solve the problems, the invention adopts the following technical scheme:

the utility model provides a truss plate pours concrete and draws soft construction equipment that supports, is including last truss plate, the lower truss plate of the mutual correspondence after laying, it has a plurality of structure roof beams one to go up truss plate sub-unit connection, truss plate sub-unit connection has a plurality of structure roof beams two down, be connected with wire rope through anchor clamps on the structure roof beam one, wire rope's lower part is passed through basket of flowers bolt and is connected with the drag hook on the truss plate down, the taut back of wire rope is used for taut truss plate down in order to reach the effect of supporting concrete placement load.

As a further illustration, a first tensioning node is formed by a connecting point of the steel wire rope and the first structural beam, a second tensioning node is formed by a connecting point of the turnbuckle and the drag hook on the lower truss plate, a third tensioning node is formed by a connecting point of the steel wire rope and the turnbuckle, the turnbuckle is tightened, and the first tensioning node, the second tensioning node and the third tensioning node are stressed and supported together.

As further described, the arrangement of the second tensioning node is calculated according to the material performance of the truss plate and the design of the plate span, so that the truss plate can be better supported.

As further illustration, the clamp is fastened to the lower flange of the first structural beam by using a bolt, and the steel wire rope is connected with the clamp by the lock catch of the rope clamp, so that the clamp, the steel wire rope and the first structural beam can be fixed and disassembled better.

As a further description, the steel wire rope passes through the turn buckle pull-up node, and the rope clip is used to fix the steel wire rope, which is beneficial to better fixing the steel wire rope and the turn buckle.

As further explained, the draw hook is pulled at the support arrangement point of the lower truss plate, and the turnbuckle pull-down node is connected with the draw hook, so that the lower truss plate can be better supported.

The truss plate pouring concrete upward-pulling soft support construction method comprises the following steps:

the first step is as follows: calculating support points and arrangement according to the material performance of the truss plate and the plate span design;

the second step is that: processing or purchasing a lower drag hook, an upper clamp, a turn buckle, a steel wire rope and a matched rope clamp;

the third step: the upper node clamp is clamped on the lower flange of the steel beam by using a bolt, and the steel wire rope is connected with the clamp through a lock catch of the rope clamp;

the fourth step: the steel wire rope is sleeved on a turnbuckle upper pulling node, and a rope clamp is used for fixing the steel wire rope;

the fifth step: pulling the support arrangement points by using a pull hook, and connecting the turnbuckle pull-down nodes with the pull hook;

and a sixth step: fastening the turn buckle to make the steel wire rope in a tension state;

the seventh step: and after the concrete is poured and the formwork stripping condition is met, loosening the turn buckle, dismounting the turn buckle to be connected with the drag hook, loosening the upper clamp bolt, circularly using the loosened lower clamp bolt, cutting off the lower drag hook by gas cutting, and finishing the floor slab.

Compared with the prior art, the invention has the following advantages:

the concrete assembling type structure is simple in structure, the node clamps can be used in a turnover mode, the steel wire ropes and the turn buckle bolts can be used in a turnover mode, the cost is saved, the concrete assembling type structure can be widely applied to the field of assembling type floor slabs, the traditional supporting mode under the slab is replaced by the soft supports, the arrangement intervals of the supporting points can be flexibly arranged according to the requirements of a computer book, the upper node connecting mode is changed into the mode of embedding the bolts and can also be applied to the concrete assembling type structure, the concrete construction can be transmitted to the main body structure after the device is used, the construction is safe and reliable, the device is suitable for large-span truss plate support of each floor, the application benefit of a high formwork area is more remarkable, high formwork erection is avoided, and manpower and financial resources are saved.

Drawings

FIG. 1 is a sectional view of a method according to the present invention.

FIG. 2 is a diagram of the tension node of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: as shown in fig. 1-2, the embodiment provides a truss plate pouring concrete pull-up soft support construction device, which includes an upper truss plate 1 and a lower truss plate 2 that correspond to each other after being laid, a plurality of first structural beams 3 are connected to the lower portion of the upper truss plate 1, a plurality of second structural beams 4 are connected to the lower portion of the lower truss plate 2, a steel wire rope 5 is connected to the first structural beams 3 through clamps, the lower portion of the steel wire rope 5 is connected to a drag hook 7 on the lower truss plate 2 through a turnbuckle 6, the drag hook is made of Q235B material and made of round steel with a diameter of 20 mm, and the steel wire rope is used as a main stress component; the clamp is used as an upper node connecting structural beam and a steel wire rope; the screw rod drag hook is used as a lower node to be connected with a truss plate flower basket bolt to be used as a steel wire rope fastening member; the rope clamps are used for fixing the steel wire ropes, and the steel wire ropes 5 are tensioned to tension the upper truss plates 1 and the lower truss plates 2 so as to achieve the effect of supporting concrete pouring load. The steel wire rope 5 forms a tensioning node I8 with the connecting point of the first structural beam 3, the connecting point of the drag hook 7 on the basket bolt 6 and the lower truss plate 2 forms a tensioning node II 9, the connecting point of the steel wire rope 5 and the basket bolt 6 forms a tensioning node III 10, the basket bolt 6 is screwed, and the tensioning node I8, the tensioning node II 9 and the tensioning node III 10 are stressed together and supported together. The arrangement of the second tensioning nodes 9 is calculated according to the material performance of the truss plates and the plate span design, and the arrangement positions of the 2 second tensioning nodes are selected at one third of the equal division of the truss plates, so that the truss plates can be better supported. The clamp is clamped on the lower flange of the first structural beam 3 through a bolt, and the steel wire rope 5 is connected with the clamp through the lock catch of the rope clamp machine, so that the better fixing clamp, the steel wire rope and the first structural beam are facilitated. The steel wire rope 5 penetrates through the upper pull node of the turn buckle 6, and the rope clamp is used for fixing the steel wire rope 5, so that the steel wire rope and the turn buckle can be better fixed. The drag hook 7 is pulled at a supporting arrangement point of the lower truss plate 2, the lower pulling node of the turn buckle 6 is connected with the drag hook 7, so that the lower truss plate can be better supported, the turn buckle and the steel wire rope are both standard parts, and the steel wire rope fixing method adopts a standard fixing method with a safety ring, and is not described in detail herein.

When in specific use: the method comprises the following steps:

the first step is as follows: calculating support points and arrangement according to the material performance of the truss plate and the plate span design;

the second step is that: processing or purchasing a lower drag hook, an upper clamp, a turn buckle, a steel wire rope and a matched rope clamp;

the third step: the upper node clamp is clamped on the lower flange of the steel beam by using a bolt, and the steel wire rope is connected with the clamp through a lock catch of the rope clamp;

the fourth step: the steel wire rope is sleeved on a turnbuckle upper pulling node, and a rope clamp is used for fixing the steel wire rope;

the fifth step: pulling the support arrangement points by using a pull hook, and connecting the turnbuckle pull-down nodes with the pull hook;

and a sixth step: fastening the turn buckle to make the steel wire rope in a tension state;

the seventh step: and after the concrete is poured and the formwork stripping condition is met, loosening the turn buckle, dismounting the turn buckle to be connected with the drag hook, loosening the upper clamp bolt, circularly using the loosened lower clamp bolt, cutting off the lower drag hook by gas cutting, and finishing the floor slab.

This embodiment simple structure, node anchor clamps can have enough to meet the need the use, wire rope and turn-buckle can have enough to meet the need the use, the cost is practiced thrift, can use extensively in assembled floor field, adopt soft support to replace traditional supported mode under the board, the strong point is arranged the interval and can be arranged according to the calculation book requirement in a flexible way, go up node connected mode transform and also can be applied to concrete assembled structure after the bolt is pre-buried, can guarantee after using the device that concrete construction can be in transmission to major structure, construction safe and reliable, the device is applicable to each floor large-span truss plate and supports, it is more showing to the regional application benefit of high formwork, avoid setting up high formwork, the financial resources of using manpower sparingly.

The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications may be made in the foregoing disclosure without departing from the spirit or essential characteristics of all embodiments, and that all changes and modifications apparent from the above teachings are within the scope of the invention.